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Finding the Fourth Proportional to 606.58, 836.97 and 357.94

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Solution

The fourth proportional to 606.58, 836.97 and 357.94 is: 493.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.58 : 836.97 = 357.94 : x
  2. Step 2: Convert to fraction form
    606.58/836.97 = 357.94/x
  3. Step 3: Cross multiply
    606.58x = 836.97 × 357.94
  4. Step 4: Simplify right side
    606.58x = 299,585.04
  5. Step 5: Solve for x
    x = 299,585.04/606.58
  6. Step 6: Final answer
    x = 493.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.